Stephen Jay Gould.

MLA

Jensen, Albert C. “Stephen Jay Gould.” Biographical Encyclopedia of Scientists, Jan. 1998, pp. 527–30. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edo&AN=11327267&authtype=sso&custid=ns315887.

APA

Jensen, A. C. (1998). Stephen Jay Gould. Biographical Encyclopedia of Scientists, 527–530.

Chicago

Jensen, Albert C. 1998. “Stephen Jay Gould.” Biographical Encyclopedia of Scientists, January, 527–30. http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edo&AN=11327267&authtype=sso&custid=ns315887.